/Engine/Plugins/Runtime/CommonUI/Source/CommonUI/Public/Input/CommonUIActionRouterBase.h
virtual [FUIActionBindingHandle](API\Plugins\CommonUI\Input\FUIActionBindingHandle) RegisterUIActionBinding ( const [UWidget](API\Runtime\UMG\Components\UWidget) & Widget, const [FBindUIActionArgs](API\Plugins\CommonUI\Input\FBindUIActionArgs) & BindActionArgs )